/Engine/Source/Runtime/Foliage/Public/InstancedFoliage.h
void AddInstances ( const [UFoliageType](API\Runtime\Foliage\UFoliageType) * InSettings, const [TArray](API\Runtime\Core\Containers\TArray)< const [FFoliageInstance](API\Runtime\Foliage\FFoliageInstance) * > & InNewInstances )